Europe Minister Chris Bryant learned of the Hoon-Hewitt bid to bid to oust Brown while he was appearing live on Wednesday's Daily Politics. He read a copy the letter released as he was on the show, while BBC political editor Nick Robinson and Tory Lord Strathclyde were due to discuss Prime Minister's Questions.

Chris Bryant and Lord Strathclyde on UK and US security after President Obama said America's intelligence services should have been able to foil the plot to blow up an airliner on Christmas Day but they'd failed to "connect the dots".

JWill Hutton on the economy - an issue that is set to dominate the general election campaign and the parties are already battling out. Labour's Chris Bryant and Tory Lord Strathclyde also join in the debate.

Financial secretary to the Treasury Stephen Timms for Labour, Conservative shadow housing minister Grant Shapps and Nick Clegg's chief of staff Danny Alexander on the start of the 2010 general election campaign, and the plans for TV debates between party leaders.

Gordon Brown, David Cameron and Nick Clegg will all take to the podium in a bid to win our vote - but if the American Presidential debates are anything to go by, there is still a lot of negotiations ahead.